import 'package:flutter/material.dart';

void main() {
  runApp(MaterialApp(
      home: Scaffold(
          appBar: AppBar(title: const Text('你好， flutter22222')),
          body: const Center(
            child: Text('2222',
                textDirection: TextDirection.ltr,
                style: TextStyle(
                    color: Color.fromARGB(255, 54, 244, 54), fontSize: 40)),
          ))));
}
